package com.bootdo.common.wx;

import org.apache.http.NameValuePair;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import java.io.IOException;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
public class HttpClientUtil {
	
	/**
	 * @Auther: gengshuai@cetiti.com
	 * @Description: 带参数GET请求
	 * @Param: [url, param]
	 * @Return: java.lang.String
	 * @Create: 2018-9-21 9:03
	 */
	public static String doGet(String url, Map<String, String> param) {
	    // 创建Httpclient对象
	    CloseableHttpClient httpclient = HttpClients.createDefault();

	    String resultString = "";
	    CloseableHttpResponse response = null;
	    try {
	        // 创建uri
	        URIBuilder builder = new URIBuilder(url);
	        if (param != null) {
	            for (String key : param.keySet()) {
	                builder.addParameter(key, param.get(key));
	            }
	        }
	        URI uri = builder.build();

	        // 创建http GET请求
	        HttpGet httpGet = new HttpGet(uri);

	        // 执行请求
	        response = httpclient.execute(httpGet);
	        // 判断返回状态是否为200
	        if (response.getStatusLine().getStatusCode() == 200) {
	            resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
	        }
	    } catch (Exception e) {
	        e.printStackTrace();
	    } finally {
	        try {
	            if (response != null) {
	                response.close();
	            }
	            httpclient.close();
	        } catch (IOException e) {
	            e.printStackTrace();
	        }
	    }

	    return resultString;
	}

	/**
	 * @Auther: gengshuai@cetiti.com
	 * @Description: 带参数和请求头的GET请求
	 * @Param: [url, param, header]
	 * @Return: java.lang.String
	 * @Create: 2018-9-25 20:09
	 */
	public static String doGet(String url, Map<String, String> param, Map<String, String> header) {
	    // 创建Httpclient对象
	    CloseableHttpClient httpclient = HttpClients.createDefault();

	    String resultString = "";
	    CloseableHttpResponse response = null;
	    try {
	        // 创建uri
	        URIBuilder builder = new URIBuilder(url);
	        if (param != null) {
	            for (String key : param.keySet()) {
	                builder.addParameter(key, param.get(key).toString());
	            }
	        }
	        URI uri = builder.build();

	        // 创建http GET请求
	        HttpGet httpGet = new HttpGet(uri);

	        if (header != null) {
	            for (String key : header.keySet()) {
	                httpGet.setHeader(key, header.get(key).toString());
	            }
	        }

	        // 执行请求
	        response = httpclient.execute(httpGet);
	        // 判断返回状态是否为200
	        if (response.getStatusLine().getStatusCode() == 200) {
	            resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
	        }
	    } catch (Exception e) {
	        e.printStackTrace();
	    } finally {
	        try {
	            if (response != null) {
	                response.close();
	            }
	            httpclient.close();
	        } catch (IOException e) {
	            e.printStackTrace();
	        }
	    }

	    return resultString;
	}

	/**
	 * @Auther: gengshuai@cetiti.com
	 * @Description: 无参GET请求
	 * @Param: [url]
	 * @Return: java.lang.String
	 * @Create: 2018-9-21 9:05
	 */
	public static String doGet(String url) {
	    return doGet(url, null);
	}

	/**
	 * @Auther: gengshuai@cetiti.com
	 * @Description: application/x-www-form-urlencoded编码方式带参POST请求
	 * @Param: [url, param]
	 * @Return: java.lang.String
	 * @Create: 2018-9-21 9:05
	 */
	public static String doPost(String url, Map<String, String> param) {
	    // 创建Httpclient对象
	    CloseableHttpClient httpClient = HttpClients.createDefault();
	    CloseableHttpResponse response = null;
	    String resultString = "";
	    try {
	        // 创建Http Post请求
	        HttpPost httpPost = new HttpPost(url);
	        // 创建参数列表
	        if (param != null) {
	            List<NameValuePair> paramList = new ArrayList();
	            for (String key : param.keySet()) {
	                paramList.add(new BasicNameValuePair(key, param.get(key)));
	            }
	            // 模拟表单
	            UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList,"utf-8");
	            httpPost.setEntity(entity);
	        }
	        // 执行http请求
	        response = httpClient.execute(httpPost);
	        resultString = EntityUtils.toString(response.getEntity(), "utf-8");
	    } catch (Exception e) {
	        e.printStackTrace();
	    } finally {
	        try {
	            response.close();
	        } catch (IOException e) {
	            // TODO Auto-generated catch block
	            e.printStackTrace();
	        }
	    }

	    return resultString;
	}

	/**
	 * @Auther: gengshuai@cetiti.com
	 * @Description: application/x-www-form-urlencoded编码方式带参数和请求头的POST请求
	 * @Param: [url, param, header]
	 * @Return: java.lang.String
	 * @Create: 2018-9-27 14:54
	 */
	public static String doPost(String url, Map<String, String> param, Map<String, String> header) {
	    // 创建Httpclient对象
	    CloseableHttpClient httpClient = HttpClients.createDefault();
	    CloseableHttpResponse response = null;
	    String resultString = "";
	    try {
	        // 创建Http Post请求
	        HttpPost httpPost = new HttpPost(url);

	        //添加请求头信息
	        if (header != null) {
	            for (String key : header.keySet()) {
	                httpPost.setHeader(key, header.get(key).toString());
	            }
	        }
	        // 创建参数列表
	        if (param != null) {
	            List<NameValuePair> paramList = new ArrayList();
	            for (String key : param.keySet()) {
	                paramList.add(new BasicNameValuePair(key, param.get(key)));
	            }
	            // 模拟表单
	            UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList,"utf-8");
	            httpPost.setEntity(entity);
	        }
	        // 执行http请求
	        response = httpClient.execute(httpPost);
	        resultString = EntityUtils.toString(response.getEntity(), "utf-8");
	    } catch (Exception e) {
	        e.printStackTrace();
	    } finally {
	        try {
	            response.close();
	        } catch (IOException e) {
	            e.printStackTrace();
	        }
	    }

	    return resultString;
	}

	/**
	 * @Auther: gengshuai@cetiti.com
	 * @Description: application/x-www-form-urlencoded编码方式无参POST请求
	 * @Param: [url]
	 * @Return: java.lang.String
	 * @Create: 2018-9-21 9:10
	 */
	public static String doPost(String url) {
	    return doPost(url, null);
	}

	/**
	 * @Auther: gengshuai@cetiti.com
	 * @Description: application/json编码方式POST请求
	 * @Param: [url, json]
	 * @Return: java.lang.String
	 * @Create: 2018-9-21 9:11
	 */
	public static String doPostJson(String url, String json) {
	    // 创建Httpclient对象
	    CloseableHttpClient httpClient = HttpClients.createDefault();
	    CloseableHttpResponse response = null;
	    String resultString = "";
	    try {
	        // 创建Http Post请求
	        HttpPost httpPost = new HttpPost(url);
	        // 创建请求内容
	        StringEntity entity = new StringEntity(json, ContentType.APPLICATION_JSON);
	        httpPost.setEntity(entity);
	        // 执行http请求
	        response = httpClient.execute(httpPost);
	        resultString = EntityUtils.toString(response.getEntity(), "utf-8");
	    } catch (Exception e) {
	        e.printStackTrace();
	    } finally {
	        try {
	            response.close();
	        } catch (IOException e) {
	            // TODO Auto-generated catch block
	            e.printStackTrace();
	        }
	    }

	    return resultString;
	}

	/**
	 * @Auther: gengshuai@cetiti.com
	 * @Description: application/json编码方式带请求头POST请求
	 * @Param: [url, json, header]
	 * @Return: java.lang.String
	 * @Create: 2018-9-27 15:19
	 */
	public static String doPostJson(String url, String json, Map<String, String> header) {
	    // 创建Httpclient对象
	    CloseableHttpClient httpClient = HttpClients.createDefault();
	    CloseableHttpResponse response = null;
	    String resultString = "";
	    try {
	        // 创建Http Post请求
	        HttpPost httpPost = new HttpPost(url);

	        //添加请求头信息
	        if (header != null) {
	            for (String key : header.keySet()) {
	                httpPost.setHeader(key, header.get(key).toString());
	            }
	        }

	        // 创建请求内容
	        StringEntity entity = new StringEntity(json, "utf-8");
	        httpPost.setEntity(entity);
	        // 执行http请求
	        response = httpClient.execute(httpPost);
	        resultString = EntityUtils.toString(response.getEntity(), "utf-8");
	    } catch (Exception e) {
	        e.printStackTrace();
	    } finally {
	        try {
	            response.close();
	        } catch (IOException e) {
	            e.printStackTrace();
	        }
	    }

	    return resultString;
	}

	public static String sendGet(String access_token_url, String string) {
		String url=access_token_url+"?"+string;
		return doGet(url);
	}


}
